Published on in Vol 24, No 1 (2022): January

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/27487, first published .
Accuracy Assessment of Oura Ring Nocturnal Heart Rate and Heart Rate Variability in Comparison With Electrocardiography in Time and Frequency Domains: Comprehensive Analysis

Accuracy Assessment of Oura Ring Nocturnal Heart Rate and Heart Rate Variability in Comparison With Electrocardiography in Time and Frequency Domains: Comprehensive Analysis

Accuracy Assessment of Oura Ring Nocturnal Heart Rate and Heart Rate Variability in Comparison With Electrocardiography in Time and Frequency Domains: Comprehensive Analysis

Rui Cao   1 , BSc ;   Iman Azimi   2 , PhD ;   Fatemeh Sarhaddi   2 , MSc ;   Hannakaisa Niela-Vilen   3 , PhD ;   Anna Axelin   3 , PhD ;   Pasi Liljeberg   2 , PhD ;   Amir M Rahmani   1, 4, 5 , MBA, PhD

1 Department of Electrical Engineering and Computer Science, University of California, Irvine, CA, United States

2 Department of Computing, University of Turku, Turku, Finland

3 Department of Nursing Science, University of Turku, Turku, Finland

4 Department of Computer Science, University of California, Irvine, CA, United States

5 School of Nursing, University of California, Irvine, CA, United States

Corresponding Author:

  • Rui Cao, BSc
  • Department of Electrical Engineering and Computer Science
  • University of California
  • 1407 Palo Verde Rd
  • Irvine, CA, 92617
  • United States
  • Phone: 1 6266883017
  • Email: caor6@uci.edu